This Operating Experience Summary (OES) provides a synopsis of the Accident Investigation Board (AIB) report developed, when, at Fermi National Accelerator Laboratory, an ironworker fell approximately 23 feet from a concrete wall form, sustaining serious injuries, including head trauma.
Office of Environment, Health, Safety & Security
October 27, 2025
minute read time
This Operating Experience Summary (OES) provides a synopsis of the Accident Investigation Board (AIB) report developed, when, at Fermi National Accelerator Laboratory, an ironworker fell approximately 23 feet from a concrete wall form, sustaining serious injuries, including head trauma.